1 /*
2 * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
24 */
25
26 package sun.util.calendar;
27
28 import java.util.Locale;
29 import java.util.TimeZone;
30
31 /**
32 * The class <code>Era</code> represents a calendar era that defines a
33 * period of time in which the same year numbering is used. For
34 * example, Gregorian year 2004 is <I>Heisei</I> 16 in the Japanese
35 * calendar system. An era starts at any point of time (Gregorian) that is
36 * represented by <code>CalendarDate</code>.
37 *
38 * <p><code>Era</code>s that are applicable to a particular calendar
39 * system can be obtained by calling {@link CalendarSystem#getEras}
40 * one of which can be used to specify a date in
41 * <code>CalendarDate</code>.
42 *
43 * <p>The following era names are defined in this release.
44 * <!-- TODO: use HTML table -->
45 * <pre><tt>
46 * Calendar system Era name Since (in Gregorian)
47 * -----------------------------------------------------------------------
48 * Japanese calendar Meiji 1868-01-01 midnight local time
49 * Taisho 1912-07-30 midnight local time
50 * Showa 1926-12-26 midnight local time
51 * Heisei 1989-01-08 midnight local time
52 * Julian calendar BeforeCommonEra -292275055-05-16T16:47:04.192Z
53 * CommonEra 0000-12-30 midnight local time
54 * Taiwanese calendar MinGuo 1911-01-01 midnight local time
55 * Thai Buddhist calendar BuddhistEra -543-01-01 midnight local time
56 * -----------------------------------------------------------------------
57 * </tt></pre>
58 *
59 * @author Masayoshi Okutsu
60 * @since 1.5
61 */
62
63 public final class Era {
64 private final String name;
65 private final String abbr;
66 private final long since;
67 private final CalendarDate sinceDate;
68 private final boolean localTime;
69
70 /**
71 * Constructs an <code>Era</code> instance.
72 *
73 * @param name the era name (e.g., "BeforeCommonEra" for the Julian calendar system)
74 * @param abbr the abbreviation of the era name (e.g., "B.C.E." for "BeforeCommonEra")
75 * @param since the time (millisecond offset from January 1, 1970
76 * (Gregorian) UTC or local time) when the era starts, inclusive.
77 * @param localTime <code>true</code> if <code>since</code>
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1 /*
2 * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
24 */
25
26 package sun.util.calendar;
27
28 import java.util.Locale;
29 import java.util.TimeZone;
30
31 /**
32 * The class <code>Era</code> represents a calendar era that defines a
33 * period of time in which the same year numbering is used. For
34 * example, Gregorian year 2004 is <I>Heisei</I> 16 in the Japanese
35 * calendar system. An era starts at any point of time (Gregorian) that is
36 * represented by <code>CalendarDate</code>.
37 *
38 * <p><code>Era</code>s that are applicable to a particular calendar
39 * system can be obtained by calling {@link CalendarSystem#getEras}
40 * one of which can be used to specify a date in
41 * <code>CalendarDate</code>.
42 *
43 * <p>The following era names are defined in this release.
44 * <pre><code>
45 * Calendar system Era name Since (in Gregorian)
46 * -----------------------------------------------------------------------
47 * Japanese calendar Meiji 1868-01-01T00:00:00 local time
48 * Taisho 1912-07-30T00:00:00 local time
49 * Showa 1926-12-25T00:00:00 local time
50 * Heisei 1989-01-08T00:00:00 local time
51 * -----------------------------------------------------------------------
52 * </code></pre>
53 *
54 * @author Masayoshi Okutsu
55 * @since 1.5
56 */
57
58 public final class Era {
59 private final String name;
60 private final String abbr;
61 private final long since;
62 private final CalendarDate sinceDate;
63 private final boolean localTime;
64
65 /**
66 * Constructs an <code>Era</code> instance.
67 *
68 * @param name the era name (e.g., "BeforeCommonEra" for the Julian calendar system)
69 * @param abbr the abbreviation of the era name (e.g., "B.C.E." for "BeforeCommonEra")
70 * @param since the time (millisecond offset from January 1, 1970
71 * (Gregorian) UTC or local time) when the era starts, inclusive.
72 * @param localTime <code>true</code> if <code>since</code>
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